Mercedes Benz E300 owners have reported 44 engine and engine cooling related problems since 1996. Table 1 shows the 8 most common engine and engine cooling problems. The number one most common problem is related to the vehicle's engine and engine cooling (32 problems). The second most common problem is related to the vehicle's crankcase (pcv) (4 problems). For details of each of the problem category, use the links in the table.
See attached document for complaint. Read details...
Malfunctioning positive crankcase ventilation (pcv) valve: issue: the partial-load ventilation valve in the intake line assembly does not work as intended, causing the check engine light to come on. Recommended action: the intake line assembly may need to be replaced. Read details...
The contact owns a 2017 mercedes-benz E300. The contact received notification of NHTSA campaign number: 17v114000 (electrical system, engine and engine cooling); however, the part for the recall repair was unavailable. Read details...
While in motion, engine starts vibrating and the check engine light comes up. Took it to the mechanic and its a broken piston. This is the third time this is happening on the same engine Read details...
Mb 2018 E300 would stop with me in the middle of traffic the stop and start system malfunctions and dealership refused to fixed the problem until I almost got killed. Car stop in the middle of traffic around (Nov 2020 off commercial blvd fort lauderdale FL between 4 to 6pm rainy day rush hour Read details...